Seth Thomas Pocket Watch: Serial Number 75542 (Grade 506)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/75542

Access Date: April 23, 2024

From the American Horology Archive:

Seth Thomas Watch Co.

Grade: 506

Manufacturer:	Seth Thomas
Manufacturer Location:	Thomaston, Connecticut
Movement Serial Number:	75542
Grade:	506
Model:	3
Estimated Production Year:	1894
Run Quantity:	650
Grade/Model Run:	3 of 5
Grade/Model Total Production:	1,200
Variant Est. Production:	1,180 (18S-M3-17J-ONL)
Size:	18s
Jewels:	17j
Jewel Setting:	Screw-Set
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	3/4 Plate
Balance Type:	Expansion
Regulator:	Reed
Hairspring:	Flat
Standard Dial Type:	Double-Sunk
Adjusted:	Yes
Adjusted to Position:	Yes
Movement Markings:	Seth Thomas Thomaston, Conn. Safety Pinion Adjusted to Temperature & Position
Case:	Various
Run ID:	162.506G3.18S162.183M65.O73.L152.17J12
Database Version:	v52.245
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	3.61
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	10.22
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.085%
Registry Population:	2 (0.31%)

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Production Metrics Tree: Grade 506

Target Profile: 18S-M3-17J-ONL-AP

Seth Thomas Grade 506 (All Variations): 1,200 ETP
18S: 1,200 100.00% 18s, Grade 506
18S-M3: 1,200 100.00% 18s, Grade 506, Model 3
18S-M3-17J: 1,200 100.00% 18s, Grade 506, Model 3, 17 Jewels
18S-M3-17J-ONL: 1,180 98.33% 18s, Grade 506, Model 3, 17 Jewels, Openface/Lever/Nickel	Other: 20 Other Configs or Unclassified
18S-M3-17J-ONL-AP: 1,180 98.33%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.